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Riello UPSUPS Systems

Riello UPS Products

The Riello UPS range — from compact line interactive office protection through to third-generation transformerless 3-phase data centre systems. Italian engineering since 1982, all available UK next-day.

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Line Interactive
Office servers & SME IT — AVR + pure sine
Online 1-Phase
Server racks — 0ms transfer, full isolation
Online 3-Phase
10–120kVA — data centre & industrial
Riello Sentinel Dual SDH 3kVA online UPS rack/tower unit
Riello Sentinel Dual SDH
Online UPS
Online

The Riello Sentinel Dual SDH is a compact online double-conversion UPS delivering 1000VA to 3000VA in a 2U rack/tower form factor — with hot-swap user-replaceable batteries, rotatable LCD display, >0.98 power factor, and 92% online efficiency.

Online double-conversion topology1000VA, 1500VA, 2200VA, and 3000VA mHot-swap, user-replaceable batteries
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Riello Sentryum 3-phase online UPS data centre cabinet 60kVA
Riello Sentryum
3-Phase Data Centre UPS
3-Phase

The Riello Sentryum is the third generation of Riello's flagship transformerless online UPS — delivering 10 to 120 kVA with 96.6% online efficiency, unity power factor, parallel redundancy up to 8 units, and a 5-inch colour touchscreen. Purpose-built for small-to-medium data centres.

Transformerless online double-conver96.6% efficiency in online modeUnity power factor (kVA = kW)
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Riello Vision Dual VSD tower line interactive UPS unit
Riello Vision Dual
Line Interactive UPS
Line Int.

The Riello Vision Dual (VSD) is a high-quality line-interactive pure sine wave UPS covering 1100VA to 3000VA in compact tower and rack formats — with Automatic Voltage Regulation, hot-swap batteries, 0.9 output power factor, and optional 5-year warranty.

1100VA, 1500VA, 2000VA, and 3000VA mLine interactive with pure sine waveOutput power factor 0.9
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Riello UPS Comparison

ModelTopologyPower RangeBatteryKey FeatureBest For
Vision DualLine Interactive1.1–3 kVAVRLA hot-swapAVR + 5yr warrantyOffice servers, SME IT
Sentinel Dual SDHOnline Double-Conv.1–3 kVAVRLA hot-swap0ms transfer, >0.98 PFServer racks, healthcare
SentryumOnline 3-Phase10–120 kVAVRLA cabinet96.6% efficient, ×8 parallelData centres, industrial

Need Help Sizing a Riello UPS?

Our technical team can specify the right Riello UPS for your load — whether a single Sentinel Dual for a server room or a parallel Sentryum system for a data centre.

Contact ServnetRiello Overview